Improved the show wallet balance in the menu option. (Make sure to reactivate the in menu wallet balance option from the settings page)
Added wallet icon.
Added refund fee (fixed amount/percentage).
Added withdrawal fee (fixed amount/percentage).
Added transfer fee (fixed amount/percentage).
Bug fixes.
Wallet top-up: add the possibility to show both options, pre-made packages, and custom amounts. The customer can choose to buy one of the pre-made packages you create (and possibly get any bonuses you offer) or purchase a custom amount.